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a) Find the balance reaction and the corresponding E for the oxidation of Fe+2 by dissolved oxygen, O2
b) If water is in equilibrium with the atmosphere with respect to O2 (i.e., PO2=0.21) and pH=7, [Fe+3]= 10-4, and [Fe+2]= 10-7, is the reaction at equilibrium?
Calculate the % atom economy for the following two methods for converting benzene, C6H6, to aniline, C6H5NH2.
Consider the titration of 30.0 ml of 0.048 M NH3 with 0.025M HCl. Calculate the pH after the following volumes of titrant have been added.
upon evaluating the contents of a solution, declared that it was a 32 molar solution of ethanol in water. Why is this incorrect?
Calculate the mean displacement of the harmonic oscillator when it is in a quantum state ?. Use the Hermite polynomials in the attachment and the recursion relation to justify your answer through symmetry arguments.
How are fatty acids transported into the mitochondria for breakdown? Which precursor for fatty acid synthesis blocks this transport pathway, and how is that important for the regulation of fatty acid metabolism?
Given that the acidity constant for benzoic acid (HOBz) is Ka=6.5x10-5, calculate the basicity constant, Kb, of the benzoate ion (OBz-).
sample of an alloy at 93.0 degrees Celsius is placed into 50.0 g of water at 22.0 degrees Celsius in an insulated coffee-cup calorimeter with a heat capacity of 9.2 J/K. If the final temperature of the system is 31.1 degrees Celsius, what is the s..
A 0.062 M aqueous sample of species y was analyzed by atomic absorption spectroscopy at 525 nm and in a 1.00-cm cell and yielded a %T value of 70.19 % . Calculate the molar absorptivity of species y.
The major product of the reaction is 2-ethoxy-2,3-dimethylbutane. In addition, 2,3-dimethyl-2-butene, 2,3-dimethyl-1-butene, and 3,3-dimethyl-1-butene are produced as minor products. Suggest a mechanism
Calculate the mass of sodium hydroxide that must be added to 1.00 L of 1.00 M HC2H3O2 to double the pH of the solution (assume that the added NaOH does not change the volume of the solution). Ka of HC2H3O2 = 1.8 x 10 ^-5
a 30 g sample of water at 280 k is mixed with 50 g of water at 330 k. calculate the final temperature of the mixture
If 0.100 mole "recovered amine" had an [a]D=+20.35 degrees, how many moles of (-)- amine and how many moles of (+)-amine would there be in the sample
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